/**
 * Copyright (C), 2020, Y2 T205
 * FileName: MyCacheConfig
 * Author: Lenovo
 * Date: 2020-05-21 16:23
 * Description:
 * History:
 * <author> <time> <version> <desc>
 * 作者姓名 修改时间 版本号 描述
 */


package com.atguigu.gulimall.product.config;


import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.GenericToStringSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * 〈一句话功能简述〉<br>
 * 〈〉
 *
 * @author Lenovo
 * @create 2020-05-21
 * @since 1.0.0
 */
@EnableConfigurationProperties(CacheProperties.class)
@EnableCaching
@Configuration
public class MyCacheConfig {
    @Bean
    RedisCacheConfiguration redisCacheConfiguration(CacheProperties cacheProperties) {

        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
        config = config.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(new StringRedisSerializer()));
       config=config.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new GenericJackson2JsonRedisSerializer()));
        CacheProperties.Redis redisProperties =cacheProperties.getRedis();

        //将配置文件中所有配置都生效
        if(redisProperties.getTimeToLive()!=null){
            config=config.entryTtl(redisProperties.getTimeToLive());
        }
        if(redisProperties.getKeyPrefix()!=null){
            config=config.prefixKeysWith(redisProperties.getKeyPrefix());
        }
        if(!redisProperties.isCacheNullValues()){
            config=config.disableCachingNullValues();
        }
        if(!redisProperties.isUseKeyPrefix()){
            config=config.disableKeyPrefix();
        }

       return config;
    }

}
